201263888

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 459434880

約数和(自身を除く): 258170992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 89, 112, 122, 178, 244, 331, 356, 427, 488, 623, 662, 712, 854, 976, 1246, 1324, 1424, 1708, 2317, 2492, 2648, 3416, 4634, 4984, 5296, 5429, 6832, 9268, 9968, 10858, 18536, 20191, 21716, 29459, 37072, 38003, 40382, 43432, 58918, 76006, 80764, 86864, 117836, 141337, 152012, 161528, 206213, 235672, 282674, 304024, 323056, 412426, 471344, 565348, 608048, 824852, 1130696, 1649704, 1796999, 2261392, 3299408, 3593998, 7187996, 12578993, 14375992, 25157986, 28751984, 50315972, 100631944, 201263888]

約数ペア:

[(1, 201263888), (2, 100631944), (4, 50315972), (7, 28751984), (8, 25157986), (14, 14375992), (16, 12578993), (28, 7187996), (56, 3593998), (61, 3299408), (89, 2261392), (112, 1796999), (122, 1649704), (178, 1130696), (244, 824852), (331, 608048), (356, 565348), (427, 471344), (488, 412426), (623, 323056), (662, 304024), (712, 282674), (854, 235672), (976, 206213), (1246, 161528), (1324, 152012), (1424, 141337), (1708, 117836), (2317, 86864), (2492, 80764), (2648, 76006), (3416, 58918), (4634, 43432), (4984, 40382), (5296, 38003), (5429, 37072), (6832, 29459), (9268, 21716), (9968, 20191), (10858, 18536)]